Huawei ETP4890-A2-90A 90A AC/DC power converter with 3*R4830G, 1*SMU01C


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SKU: 11156 Category:


ETP4890-A2-90A subrack with 3*R4830G 1*SMU01C, 110V~220V AC input.

  • 2U hight
  • Supports a wide voltage range of 85 V AC to 300 V AC.
  • Maximum output power: 4800W
  • Provides comprehensive battery management.
  • Site monitoring unit (SMU): SMU01A/SMU01B/SMU01C for choice
  • The SMU01A communicates with Huawei Network Ecosystem (NetEco) and third-party element management systems (EMSs) over various security protocols, such as the access network master/slave protocol, YDN protocol, and Simple Network Management Protocol (SNMP), featuring flexible networking. It implements remote unattended management.
  • The SMU01B supports access network master/slave protocols, which allows Huawei access network communications equipment to connect to the U2000.
  • The SMU01C connects to the power and environment over YDN protocol and access network host over master/slave protocols.
  • Displays information on a liquid crystal display (LCD) and provides buttons for operations.
  • Supports electronic labels.
  • Rectifiers and the site monitoring unit (SMU) are hot-swappable.
  • Allows high-efficiency and standard-efficiency rectifiers with the same capacity to coexist.
  • Apply for Huawei OLT, Huawei OSN, Huawei Router and Huawei Switch.


ETP4890-A2-90A Datasheet
AC Input mode and Voltage 220 V AC single-phase compatible with220/380 V AC three-phase, four-wire

Input range: 85 V AC to 300 V AC

(phase voltage)

Rated input: 220 V AC to 240 V AC

(phase voltage)

110 V AC dual-live-wire

Input range: 85 V AC to 300 V AC

(line voltage)

Rated input: 220 V AC to 240 V AC

(line voltage)

AC Input frequency 45–66 Hz (rated frequency: 50/60 Hz)
Power factor ≥ 0.99 (rated load)
Input voltage frequency 45 Hz to 65 Hz
DC Output voltage range -42 V DC- -58 V DC
Maximum output power (W) 4800
Surge protection capability For AC power ports,

Differential mode:5 kA

Common mode: 5 kA

Dimension (mm) 442(W)×255(D)×86.1(2U,H)
Weight (kg) ≤10 (fully loaded)
Operating temperature -40ºC to +70ºC
Operating humidity 5%–95% RH (non-condensing)
Storage humidity 5%–95% RH (non-condensing)

Additional information

Weight 12.0000 kg
Dimensions 58.0000 × 40.0000 × 17.0000 cm

3 reviews for ETP4890-A2-90A

  1. 5 out of 5

    Alfonso Jordi

    Nuevo y original, con instrucciones de cableado.

  2. 5 out of 5


    Huawei’s power supply quality is good, and their packaging is good

  3. 5 out of 5


    Reasonable price and peofessional service. This device can convert DC to AC, or AC to DC and solve my trouble. Everything is ok.

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